--- configure.ac.orig	2007-06-04 20:03:43.000000000 -0500
+++ configure.ac	2013-03-22 03:45:02.000000000 -0500
@@ -1,7 +1,7 @@
 AC_INIT
 AC_CONFIG_SRCDIR([src/pcapnav.h])
 AM_INIT_AUTOMAKE(libpcapnav, 0.8)
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS([config.h])
 
 dnl Commands for funkier shtool output:
 BLD_ON=`./shtool echo -n -e %B`